#233EA0#233EA0

#233EA0 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.162 H 266.9°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#233EA0
RGB	rgb(35, 62, 160)
HSL	hsl(227, 64%, 38%)
HSV	hsv(227, 78%, 63%)
CMYK	cmyk(78.1%, 61.2%, 0%, 37.3%)
CIE-LAB	lab(30.25, 26.47, -55.96)
CIE-LCH	lch(30.25, 61.90, 295.32°)
OKLab	oklab(40.88% -0.0086 -0.1617)
OKLCH	oklch(40.88% 0.162 266.9)
XYZ	xyz(8.7587, 6.3397, 34.0130)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233EA0 #A08523

analogous

#237CA0 #233EA0 #4623A0

triadic

#233EA0 #A0233E #3EA023

tetradic

#233EA0 #A0237C #A08523 #23A046

square

#233EA0 #A0237C #A08523 #23A046

split-complementary

#233EA0 #A04623 #7CA023

monochromatic

#0D173C #182B6E #233EA0 #2F52D1 #617CDC

Accessibility & contrast

On white

9.26

#233EA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#233EA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233EA0

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233EA0	#FFFFFF	#000000	##FFFFFF
##233EA0	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA3

Deuteranopia (green-blind)

#00429E

Tritanopia (blue-blind)

#005769

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #233ea0;
/* rgb */ color: rgb(35, 62, 160);
/* oklch */ color: oklch(40.9% 0.162 266.9);

Tailwind

colors: {
  custom: {
    50: '#7273bd',
    500: '#233ea0',
    950: '#000000',
  },
}

SCSS

$custom: #233ea0;
$custom-light: #7273bd;
$custom-dark: #000000;

JSON

{
  "hex": "#233ea0",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 160
  },
  "hsl": {
    "h": 227.04,
    "s": 64.103,
    "l": 38.235
  },
  "oklch": {
    "l": 0.4088,
    "c": 0.16195,
    "h": 266.9
  },
  "luminance": 0.06341
}

Semantic roles & 50–950 ramp

primary

#233EA0

secondary

#C1AC5D

accent

#C341E7

background

#F7F6FB

surface

#EDECF7

border

#C8C7D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #233EA0

Body copy rendered with the generated semantic roles for this colour.

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